54 lines
1.6 KiB
Python
54 lines
1.6 KiB
Python
"""
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Offer Home Assistant core automation rules.
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For more details about this automation rule, please refer to the documentation
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at https://home-assistant.io/components/automation/#homeassistant-trigger
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"""
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import logging
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import voluptuous as vol
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from homeassistant.core import callback, CoreState
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from homeassistant.const import (
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CONF_PLATFORM, CONF_EVENT, EVENT_HOMEASSISTANT_STOP)
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EVENT_START = 'start'
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EVENT_SHUTDOWN = 'shutdown'
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_LOGGER = logging.getLogger(__name__)
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TRIGGER_SCHEMA = vol.Schema({
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vol.Required(CONF_PLATFORM): 'homeassistant',
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vol.Required(CONF_EVENT): vol.Any(EVENT_START, EVENT_SHUTDOWN),
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})
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async def async_trigger(hass, config, action, automation_info):
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"""Listen for events based on configuration."""
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event = config.get(CONF_EVENT)
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if event == EVENT_SHUTDOWN:
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@callback
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def hass_shutdown(event):
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"""Execute when Home Assistant is shutting down."""
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hass.async_run_job(action({
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'trigger': {
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'platform': 'homeassistant',
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'event': event,
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},
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}, context=event.context))
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return hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP,
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hass_shutdown)
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# Automation are enabled while hass is starting up, fire right away
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# Check state because a config reload shouldn't trigger it.
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if hass.state == CoreState.starting:
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hass.async_run_job(action({
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'trigger': {
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'platform': 'homeassistant',
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'event': event,
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},
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}))
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return lambda: None
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